Unknown Key Share Attacks on uses of Transport Layer Security with the Session Description Protocol (SDP)

Document Type Replaced Internet-Draft (individual)
Authors Martin Thomson  , Eric Rescorla 
Last updated 2017-03-13
Replaced by draft-thomson-mmusic-sdp-uks
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This Internet-Draft is no longer active. A copy of the expired Internet-Draft can be found at


Unknown key-share attacks on the use of Datagram Transport Layer Security for the Secure Real-Time Transport Protocol (DTLS-SRTP) and its use with Web Real-Time Communications (WebRTC) identity assertions are described. Simple mitigation techniques are defined.


Martin Thomson (martin.thomson@gmail.com)
Eric Rescorla (ekr@rftm.com)

(Note: The e-mail addresses provided for the authors of this Internet-Draft may no longer be valid.)